XPM (which stands for X Window System PixMaps) is a derivation of the XBM format designed to represent color images in a simple to process format. See http://koala.ilog.fr/lehors/xpm.html for information on the format.
See Img for a Tk extension which can assist in displaying images in xpm format, or XPM to photo image or Tk_Xpm for specialized extensions/procs to handle XPMs.
DKF: One of the key features of the XPM format (and XBM too) is that it is a valid C declaration, which means that embedding them into a C program is just a matter of #include...
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